MUTCD 11th Edition (2023)
Section 4D.05 — Number of Signal Faces on an Approach
Manual on Uniform Traffic Control Devices, Section 4D.05. Standards, guidance, options and support statements, with figures and cross-references.
Section 4D.05 Number of Signal Faces on an Approach Standard: 01 The signal faces for each approach to an intersection or a midblock location shall be provided as follows: A. If a signalized motor vehicle through movement exists on an approach, a minimum of two primary signal faces shall be provided for the through movement. Except for single lane approaches, if a signalized motor vehicle through movement does not exist on an approach, a minimum of two primary signal faces shall be provided for the signalized motor vehicle turning movement that is considered to be the major movement from the…
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